Underground water level observation device

Abstract

The invention relates to the technical field of geological survey, and provides an underground water level observation device which is convenient to detect the deep underground water level, high in detection effect, convenient to carry and move and high in practicability and comprises a box body, a screw rod is rotationally connected to the box body through a motor, and an adjusting plate is meshed with the screw rod; the bottom end of the adjusting plate is provided with a sleeve, the bottom end of the sleeve is connected with a connecting rod through a universal wheel, the bottom end of the connecting rod is provided with an ultrasonic detector, the inner wall of the box body is provided with a stabilizing plate, the stabilizing plate is in sliding fit with the connecting rod through a gasket, and the top end of the box body is provided with a controller; the controller is electrically connected with the ultrasonic detector, two handles are arranged at the top end of the box body, connecting plates are installed at the bottom ends of the handles, two limiting rings are installed on the handles, and the bottom end of the box body is connected with a sliding cover through a fixing mechanism.

Description

Technical Field

[0001] The present invention relates to the technical field of geological survey, and in particular to a groundwater level observation device. Background Art

[0002] As we all know, groundwater is an important component of water resources. Due to its stable water volume and good water quality, it is one of the important water sources for agricultural irrigation, industry, mining and cities. However, under certain conditions, changes in groundwater can also cause adverse natural phenomena such as swamping, salinization, landslides, and ground subsidence. Groundwater level observation devices have been widely used in geological surveys.

[0003] After searching, the invention patent with Chinese patent application number CN209656138U discloses a multi-layer groundwater level observation device for a hydrogeological hole, which roughly includes a geological hole, a cover plate is fixedly connected to the top of the geological hole, a protective box is fixedly connected to the top surface of the cover plate, a box cover is provided on the top of the protective box, and a support frame is fixedly connected to the bottom surface of one side of the inner part of the protective box. When in use, a float and a long soft ruler are provided, a counterweight ball is fixedly connected to the center of the bottom surface of the float, and the buoyancy of the float is greater than the gravity of the counterweight ball, so that the float can remain floating on the horizontal plane in the geological hole, and the water level height is observed by the long soft ruler.

[0004] In the above-mentioned prior art solution, if the liquid level of the groundwater level is deeper than the length of the casing, the groundwater level cannot be detected, and the practicality is low. In addition, it is inconvenient to carry and move, and the practicality is low. Summary of the invention

[0005] 1. Technical issues to be resolved In view of the deficiencies of the prior art, the present invention provides a groundwater level observation device to solve the problems raised in the background art that if the groundwater level is deeper than the length of the casing, the groundwater level cannot be detected, and it is inconvenient to carry and move.

[0006] (II) Technical solution To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a groundwater level observation device, comprising a box body, a screw rod is connected to the box body through a motor rotation, an adjusting plate is meshed on the screw rod, the adjusting plate is slidably matched with the inner wall of the box body, a sleeve is installed at the bottom end of the adjusting plate, the bottom end of the sleeve is connected to a connecting rod through a universal wheel, an ultrasonic detector is installed at the bottom end of the connecting rod, a stabilizing plate is installed on the inner wall of the box body, the stabilizing plate is slidably matched with the connecting rod through a gasket, a controller is installed at the top of the box body, the controller is electrically connected to the ultrasonic detector, two handles are arranged at the top of the box body, a connecting plate is installed at the bottom end of the handle, and two limit rings are installed on the handle, and the bottom end of the box body is connected to a sliding cover through a fixing mechanism.

[0007] Preferably, the fixing mechanism includes a fixing plate and a positioning plate, which are respectively mounted on the box body and the sliding cover. A positioning hole is provided on the positioning plate, and a positioning column is slidably fitted on the fixing plate. The bottom end of the positioning column extends into the positioning hole, and a slide plate is installed on the top end of the positioning column. A spring is sleeved on the positioning column, and both ends of the spring are respectively connected to the fixing plate and the slide plate.

[0008] Furthermore, a limit plate is installed at the bottom end of the screw rod, and the limit plate is slidably matched with the inner wall of the sleeve.

[0009] Furthermore, a protective cover is provided on the outside of the motor, and the protective cover is connected to the box body.

[0010] As a further solution of the present invention, a plurality of limiting columns adapted to the adjustment plate are installed inside the box.

[0011] As a further solution of this solution, a groove is provided at the bottom end of the sliding cover.

[0012] On the basis of the above-mentioned solution, an anti-slip cover is provided on the handle.

[0013] Further on the basis of the above solution, a plurality of anti-skid pads are installed at the bottom end of the box.

[0014] (III) Beneficial effects Compared with the prior art, the present invention provides a groundwater level observation device, which has the following beneficial effects: 1. In the present invention, by setting up an ultrasonic detector and a controller, it is convenient to detect a deeper groundwater level, and the practicability is high. The universal wheel makes it convenient to keep the ultrasonic detector in a vertical state during detection, and the detection effect is high. Therefore, the groundwater level observation device is convenient for detecting a deeper groundwater level, and the detection effect is high.

[0015] 2. In the present invention, the cooperation of the motor, the screw, the adjustment plate, the sleeve, the universal wheel and the connecting rod makes it easy to push the ultrasonic detector out of and retract it from the box. The stabilizing plate makes it easy to fix the connecting rod and the ultrasonic detector. The sliding cover makes it easy to seal the box. The handle makes it easy to move the device. Therefore, the groundwater level observation device is easy to carry and move and has high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of a partially cutaway three-dimensional structure of the present invention; Figure 2 For the present invention Figure 1 A schematic diagram of the local enlarged structure at point A in the middle; Figure 3 For the present invention Figure 1 A schematic diagram of the local enlarged structure at B in the middle; Figure 4 It is a schematic diagram of the overall three-dimensional structure of the present invention.

[0017] In the figure: 1. box body; 2. motor; 3. screw; 4. adjustment plate; 5. sleeve; 6. universal wheel; 7. connecting rod; 8. ultrasonic detector; 9. stabilizing plate; 10. gasket; 11. controller; 12. handle; 13. limit ring; 14. slide cover; 15. fixing plate; 16. positioning plate; 17. positioning column; 18. slide plate; 19. spring; 20. limit plate; 21. protective cover; 22. limit column; 23. groove; 24. anti-slip sleeve; 25. anti-slip pad. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Example See also Figure 1-4, a groundwater level observation device includes a box body 1, a screw rod 3 is connected to the box body 1 through a motor 2, an adjusting plate 4 is meshed on the screw rod 3, the adjusting plate 4 is slidably matched with the inner wall of the box body 1, a sleeve 5 is installed at the bottom end of the adjusting plate 4, the bottom end of the sleeve 5 is connected to a connecting rod 7 through a universal wheel 6, an ultrasonic detector 8 is installed at the bottom end of the connecting rod 7, a stabilizing plate 9 is installed on the inner wall of the box body 1, and the stabilizing plate 9 is slidably matched with the connecting rod 7 through a gasket 10, a controller 11 is installed at the top of the box body 1, the controller 11 is electrically connected to the ultrasonic detector 8, the groundwater level is conveniently detected through the radar controller 11, and then the ultrasonic detector 8 transmits the signal to the controller 11, the groundwater level can be known by observing the data displayed on the controller 11, the detection depth is deep, and the practicality is high, two handles 12 are arranged at the top of the box body 1, a connecting plate is installed at the bottom end of the handle 12, and two limit rings 13 are installed on the handle 12, when the handle 12 is not in use When the device is in use, the two handles 12 are used to move the device to the position where groundwater is required to be detected, the sliding cover 14 is opened, and the motor 2 is turned on to make the motor 2 rotate forward. The forward rotation of the motor 2 drives the screw 3 to rotate forward, and the screw 3 and the adjusting plate 4 are meshed with each other to drive the adjusting plate 4, the sleeve 5, the connecting rod 7 and the ultrasonic detector 8 to move downward. When the universal wheel 6 moves to the bottom of the stabilizing plate 9, the motor 2 is turned off. Under the action of the universal wheel 6, the connecting rod 7 and the ultrasonic detector 8 are perpendicular to the ground. Then, the ultrasonic detector 8 is turned on by the controller 11, so that the ultrasonic detector 8 detects the water level of the groundwater. The ultrasonic detector 8 transmits the detection result to the controller 11. The water level of the groundwater is convenient to know by observing the data displayed on the controller 11. The stability is high and the practicability is high.

[0020] Furthermore, the fixing mechanism includes a fixing plate 15 and a positioning plate 16, which are respectively mounted on the box body 1 and the sliding cover 14, and a positioning hole is opened on the positioning plate 16. A positioning column 17 is slidably matched on the fixing plate 15, and the bottom end of the positioning column 17 extends into the positioning hole. A slide plate 18 is installed on the top of the positioning column 17, and a spring 19 is sleeved on the positioning column 17. The two ends of the spring 19 are respectively connected to the fixing plate 15 and the slide plate 18, so that the sliding cover 14 is fixed to the box body 1. By pulling up the slide plate 18, the positioning column 17 is separated from the contact with the positioning hole, so that the sliding cover 14 can be slid open. The bottom end of the screw 3 is provided with a limited position. Plate 20, the limit plate 20 is slidably matched with the inner wall of the sleeve 5, which is convenient for limiting the screw 3 and protecting the bottom end of the sleeve 5. A protective cover 21 is arranged on the outside of the motor 2, and the protective cover 21 is connected to the box body 1, which is convenient for protecting the motor 2. A plurality of limit columns 22 adapted to the adjustment plate 4 are installed inside the box body 1, which are convenient for increasing the stability of the adjustment plate 4 when moving. A groove 23 is provided at the bottom end of the sliding cover 14, which is convenient for sliding the sliding cover 14 open. An anti-slip sleeve 24 is provided on the handle 12, which is convenient for increasing the comfort of holding the handle 12. A plurality of anti-slip pads 25 are installed at the bottom end of the box body 1, which are convenient for increasing the stability of the device.

[0021] It should be further explained that the motor 2, ultrasonic detector 8 and controller 11 in this embodiment are conventional equipment known to technicians in the field and purchased on the market. The models of the motor 2, ultrasonic detector 8 and controller 11 are YVF2-63M1-4, HC-U81 and YT-WXPT-2, respectively. The models can also be selected or customized according to actual needs. In this patent, we only use them and do not improve their structure and function. For technicians in this field, their setting method, installation method and electrical connection method only need to be debugged according to the requirements of their instruction manual, and they will not be repeated here. The motor 2, ultrasonic detector 8 and controller 11 are provided with a control switch matching them. The installation position of the control switch is selected according to actual use requirements to facilitate the operator to operate and control.

[0022] To sum up, the working principle and working process of the groundwater level observation device are as follows: when in use, first place the groundwater level observation device at the desired location, and connect the motor 2 to the forward and reverse circuit according to the instructions, pull up the slide plate 18 to make the positioning column 17 disengage from the positioning hole, slide the slide cover 14 open, turn on the motor 2, and make the motor 2 rotate forward. The forward rotation of the motor 2 drives the screw 3 to rotate forward, and through the meshing action of the screw 3 and the adjusting plate 4, the adjusting plate 4, the sleeve 5, the connecting rod 7 and the ultrasonic detector 8 are driven to move downward. When the universal wheel 6 moves to the bottom of the stabilizing plate 9, turn off the motor 2. Under the action of the universal wheel 6, the connecting rod 7 and the ultrasonic detector 8 are perpendicular to the ground, and then through The controller 11 controls the opening of the ultrasonic detector 8 so that the ultrasonic detector 8 detects the water level of the groundwater. The ultrasonic detector 8 transmits the detection result to the controller 11. By observing the data displayed on the controller 11, it is convenient to know the water level of the groundwater, and the stability is relatively high. After the detection is completed, the motor 2 is reversed, and the adjustment plate 4, sleeve 5, connecting rod 7 and ultrasonic detector 8 are adjusted upward, and the connecting rod 7 and ultrasonic detector 8 are stabilized through the stabilizing plate 9. By pulling up the slide plate 18 and sliding the slide cover 14 onto the box body 1, let go. Under the action of the spring 19, the positioning column 17 passes through the positioning hole, and then the device is moved to the next detection point through the handle 12 to repeat the above operation.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A groundwater level observation device, comprising a housing (1), characterized in that: The box body (1) is connected to a screw rod (3) through a motor (2) for rotation, an adjustment plate (4) is meshed on the screw rod (3), the adjustment plate (4) is slidably matched with the inner wall of the box body (1), a sleeve (5) is installed at the bottom end of the adjustment plate (4), the bottom end of the sleeve (5) is connected to a connecting rod (7) through a universal wheel (6), an ultrasonic detector (8) is installed at the bottom end of the connecting rod (7), a stabilizing plate (9) is installed on the inner wall of the box body (1), the stabilizing plate (9) is slidably matched with the connecting rod (7) through a washer (10), a controller (11) is installed at the top end of the box body (1), the controller (11) is electrically connected to the ultrasonic detector (8), two handles (12) are arranged at the top end of the box body (1), a connecting plate is installed at the bottom end of the handle (12), and two limit rings (13) are installed on the handle (12), and a sliding cover (14) is connected to the bottom end of the box body (1) through a fixing mechanism.

2. A groundwater level observation device according to claim 1, characterized in that: The fixing mechanism comprises a fixing plate (15) and a positioning plate (16), the fixing plate (15) and the positioning plate (16) being respectively mounted on the box body (1) and the sliding cover (14), a positioning hole being formed on the positioning plate (16), a positioning column (17) being slidably matched on the fixing plate (15), the bottom end of the positioning column (17) extending into the positioning hole, a sliding plate (18) being mounted on the top end of the positioning column (17), a spring (19) being sleeved on the positioning column (17), the two ends of the spring (19) being respectively connected to the fixing plate (15) and the sliding plate (18).

3. A groundwater level observation device according to claim 2, characterized in that: A limit plate (20) is installed at the bottom end of the screw rod (3), and the limit plate (20) is slidably engaged with the inner wall of the sleeve (5).

4. A groundwater level observation device according to claim 3, characterized in that: A protective cover (21) is provided outside the motor (2), and the protective cover (21) is connected to the box body (1).

5. A groundwater level observation device according to claim 4, characterized in that: A plurality of limiting columns (22) adapted to the adjustment plate (4) are installed inside the box (1).

6. A groundwater level observation device according to claim 5, characterized in that: A groove (23) is formed at the bottom end of the sliding cover (14).

7. A groundwater level observation device according to claim 6, characterized in that: The handle (12) is provided with an anti-slip sleeve (24).

8. A groundwater level observation device according to claim 7, characterized in that: A plurality of anti-slip pads (25) are installed at the bottom end of the box body (1).

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